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<\/a>A laboratory examine recognized curcumin because the plant compound providing the very best stability of anticancer exercise and security in opposition to fibrosarcoma cells.<\/strong><\/p>\n A plant compound can injury most cancers cells within the laboratory but nonetheless show too poisonous to turn out to be a helpful remedy. That distinction emerged when researchers at Wroclaw Medical College and the College of Wroclaw in contrast curcumin, berberine, and a number of other different pure substances recognized for his or her anti-inflammatory and anticancer properties.<\/p>\n The researchers examined 5 compounds: curcumin, berberine, biochanin A, cucurbitacin E, and CAPE (caffeic acid<\/span> phenethyl ester), which is found in propolis. They compared how each substance affected fibrosarcoma cells and healthy muscle cells.<\/p>\n Their investigation centered on the NF-\u03baB signaling pathway, a system involved in inflammation, metabolism, cell survival, and cellular aging. \u201cNF-\u03baB acts like a central control switch that integrates cellular stress signals and determines whether a cell activates inflammatory pathways, fights for survival, or changes its metabolism,\u201d explains Prof. Julita Kulbacka from the Department of Molecular and Cellular Biology at Wroclaw Medical University.<\/p>\n Cancer cells can exploit excessive NF-\u03baB activity to survive and adjust to difficult conditions. However, healthy cells also depend on this pathway, meaning a potential treatment would need to regulate it carefully rather than shut it down entirely.<\/p>\n All five compounds interfered with mitochondrial function, limiting the cells\u2019 ability to generate energy.<\/p>\n ATP, the main source of usable energy within cells, fell by approximately 83\u201392% in fibrosarcoma cells. In healthy muscle cells, the decline ranged from around 23\u201373%. The difference suggests that the cancer cells were more sensitive to disruptions in energy metabolism.<\/p>\n The treatments also altered mitophagy, the cellular process that removes damaged mitochondria.<\/p>\n \u201cBerberine, cucurbitacin E and CAPE enhanced PINK1\/PARKIN-dependent mitophagy in fibrosarcoma cells. Combined with the marked reduction in ATP levels, this indicates not a protective response but an overwhelmed adaptive mechanism leading to cellular senescence and death,\u201d says Prof. Julita Kulbacka.<\/p>\n Each of the five compounds caused fibrosarcoma cells to develop features of cellular senescence. Senescent cells remain alive but permanently stop dividing.<\/p>\n Curcumin produced the strongest response. The share of senescent cancer cells rose from approximately 16.5% to more than 75%, while the other compounds increased the proportion to more than 66%.<\/p>\n Healthy muscle cells generally reacted less strongly, indicating that the compounds showed some selectivity toward cancer cells.<\/p>\n Cell viability tests found that curcumin and CAPE were the most selective against fibrosarcoma cells. Curcumin combined substantial anticancer activity and induction of senescence with a comparatively favorable safety profile.<\/p>\n \u201cOur findings show that these natural compounds can selectively place a greater metabolic burden on cancer cells than on healthy cells by disrupting mitochondrial function and energy metabolism. Among the compounds tested, curcumin demonstrated the most balanced profile,\u201d emphasizes Prof. Julita Kulbacka.<\/p>\n Berberine was also tolerated relatively well, although researchers said its effects on mitochondria in healthy muscle cells need further examination.<\/p>\n The researchers conducted an initial safety assessment using greater wax moth (Galleria mellonella) larvae as a toxicity model.<\/p>\n Curcumin and berberine were tolerated best. CAPE and cucurbitacin E produced higher mortality, while biochanin A was the most toxic of the compounds tested.<\/p>\n The results show why anticancer potency alone cannot determine whether a substance is a promising drug candidate. Researchers must also evaluate its effects on healthy tissues and the entire organism.<\/p>\n The findings do not show that curcumin, berberine, or any of the other compounds can currently treat sarcomas in people. The experiments used animal cell lines and a basic invertebrate toxicity model.<\/p>\n \u201cOur findings come from laboratory experiments and preliminary tests in wax moth larvae. The next step is to evaluate these compounds in more advanced in vivo models and to better understand their mechanisms of action, optimal dosing and delivery methods,\u201d notes Prof. Kulbacka.<\/p>\n The research nevertheless helps identify which compounds warrant additional study. It also underscores the need to judge natural anticancer agents by both their activity against cancer cells and their safety for healthy tissue and the organism as a whole.<\/p>\n Reference: \u201cModulation of NF\u03baB Signaling by Natural Compounds in Sarcoma and Normal Muscle Models\u201d by Justyna Radzka, Agnieszka Gizak, Dagmara Baczy\u0144ska, Adam Junka, Bart\u0142omiej Dudek, Malwina Bro\u017cyna, Anna Szewczyk and Julita Kulbacka, 1 June 2026,\u00a0International Journal of Molecular Sciences<\/i>. The study was supported by the Statutory Subsidy Funds of the Department of Molecular and Cellular Biology no. SUBZ.D260.26.013.<\/p>\n Never miss a breakthrough: Join the SciTechDaily newsletter.<\/a><\/b>Cancer cells lose far more energy<\/h4>\n
<\/a>Curcumin shows the best balance<\/h4>\n
Toxicity tests reveal important tradeoffs<\/h4>\n
Human treatment remains unproven<\/h4>\n
DOI: 10.3390\/ijms27115025<\/a><\/p>\n
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